SGI STL :: Source Code Analysis :: stl_config.h

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/*** Copyright (c) 1994* Hewlett-Packard Company SGI_STL** Permission to use, copy, modify, distribute and sell this software* and its documentation for SGI_STL purpose is hereby granted without fee,* provided that the above copyright notice appear in all copies and* that both that copyright notice and this permission notice appear* in supporting documentation.  Hewlett-Packard Comp SGI_STL makes no* representations about the suitability of this software for SGI_STL* purpose.  It is provided "as is" without express or implied warranty.** Copyright (c) 1997* Silicon Graphics** Permission to use, copy, modify, distribute and sell this software* and its documentation for SGI_STL purpose is hereby granted without fee,* provided that the above copyright notice appear in all copies and* that both that copyright notice and this permission notice appear* in supporting documentation.  Silicon Graphics makes no* representations about the suitability of this software for SGI_STL* purpose.  It is provided "as is" without express or implied warranty.** Copyright (c) 2016* Geco Gaming Company** Permission to use, copy, modify, distribute and sell this software* and its documentation for GECO purpose is hereby granted without fee,* provided that the above copyright notice appear in all copies and* that both that copyright notice and this permission notice appear* in supporting documentation.  Silicon Graphics makes no* representations about the suitability of this software for GECO* purpose.  It is provided "as is" without express or implied warranty.**/# ifndef __GECO_CONFIG_H# define __GECO_CONFIG_H//! Flags.//! @def __GECO_NO_BOOL//! @brief defined if the compiler doesn't have bool as a builtin type.//! @def __GECO_HAS_WCHAR_T//! @brief defined if the compier has wchar_t as a builtin type.//! __GECO_NO_DRAND48//! @brief defined if the compiler doesn't have the drand48 function.//! @See http://!blog.csdn.net/jimmyblind/article/details/5550042 //! for details about drand48() function//! @def __GECO_STATIC_TEMPLATE_MEMBER_BUG//! @brief defined if the compiler can't handle static members of template classes.//! @def __GECO_STATIC_CONST_INIT_BUG: //! @brief defined if the compiler can't handle a constant-initializer in the declaration //! of a static const data member//! @def __GECO_CLASS_PARTIAL_SPECIALIZATION //! @brief defined if the compiler supports partial specialization of template classes.//! @code//  generic template.//  template<class I, class O>//  struct testClass{...};//  particial-specification 1//  template <class T>//  struct testClass <T*, const T&>{...};//  particial-specification 2//  template <class T>//  struct testClass <const T*, T*>{...};//! @endcode//! @def __GECO_PARTIAL_SPECIALIZATION_SYNTAX//! @brief defined if the compiler supports partial specialization syntax for full //! specialization of class templates. //! (Even if it doesn't actually support partial specialization itself.)//! @def __GECO_FUNCTION_TMPL_PARTIAL_ORDER //! \brief defined if the compiler supports partial ordering of function templates.//! (a.k.a partial specialization of function templates.)//! @code//! template <class T>//! struct testClass { void swap(vector<T>){...} };//! #ifdef __GECO_FUNCTION_TMPL_PARTIAL_ORDER//! template <class T>//! inline void swap (vector<T>& x, vecotr<T>& y) { x.swap(y); }//! #endif//! @endcode//! @def __GECO_MEMBER_TEMPLATES//! @brief defined if the compiler supports template member functions of classes.//! @def __GECO_MEMBER_TEMPLATE_CLASSES//! @brief defined if the compiler supports nested classes that are member//! templates of other classes.//! @def  __GECO_TEMPLATE_FRIENDS//! @brief  defined if the compiler supports templatized friend declarations.//! @def __GECO_EXPLICIT_FUNCTION_TMPL_ARGS //! @brief defined if the compiler supports calling a function template by providing its //! template arguments explicitly.//! @code//! template <class T, class Sequence>//! bool operator==(const stack<T, Sequence>& x);//!//! template < class T, class Sequence = deque<T>>//! class stack {//! //!this is correct//! friend bool operator== <T> (const stack<T>&, const stack<T>&);//! //!this is alos correct//! friend bool opeartor==<T> (const statck<T>&, const stack<T>&);//! //!this is alos correct//! friend bool opeartor==<> (const statck&, const stack&);//! }//! @endcode//! @def  __GECO_LIMITED_DEFAULT_TEMPLATES//! @brief defined if the compiler is unable to handle default template parameters//! that depend on previous template parameters.//! @code//! template<class T, class Sequence = deque<T>>//!@endcode//! @def  __GECO_NON_TYPE_TMPL_PARAM_BUG//! @brief defined if the compiler has trouble with//! function template argument deduction for non-type template parameters.//! \code//! template <class T, size_t BufSize = 0>//! struct __deque_iterator { typedef __deque_iterator<T, BufSize> iterator;};//! \endcode//! @def  __SGI_GECO_NO_ARROW_OPERATOR//! @brief defined if the compiler is unable to support the -> operator for iterators.//! @def  __GECO_DEFAULT_CONSTRUCTOR_BUG//! @brief defined if T() does not work properly when T is a builtin type.//! @def  __GECO_USE_EXCEPTIONS//! @brief defined if the compiler (in the current compilation mode) supports exceptions.//! @def  __GECO_USE_NAMESPACES//! @brief defined if the compiler has the necessary support for namespaces.//! @def  s__GECO_NO_EXCEPTION_HEADER//! @brief defined if the compiler does not have //! a standard-conforming header <exception>.//! @def  __GECO_NO_BAD_ALLOC //! @brief defined if the compiler does not have a <new> header, //! or if <new> does not contain a bad_alloc class. //! If a bad_alloc class exists, it is assumed to be in namespace geco.//! @def  __GECO_LONG_LONG //! @brief if the compiler has long long and unsigned long long//! types (They're not in the C++ standard, but they are expected to be //! included in the forthcoming C9X standard).//! @def __GECO_THREADS//! @brief defined if thread safety is needed.//! @def  __GECO_VOLATILE //! @brief defined to be "volatile" if threads are being used, and the empty string otherwise.//! @def  __GECO_NO_USING_CLAUSE_IN_CLASS //! @brief The compiler does not handle "using" clauses inside of class definitions.//!  @def  __GECO_NO_FRIEND_TEMPLATE_CLASS //! @brief The compiler does not handle friend declaractions //! where the friend is a template class.//! @def  __GECO_NO_FUNCTION_PTR_IN_CLASS_TEMPLATE//! @brief The compiler does not support the use of a function pointer type //! as the argument for a template.//! @def __GECO_MEMBER_TEMPLATE_KEYWORD //! @brief standard C++ requires the template keyword in a few new places (14.2.4),//! this flag is set for compilers that support (and require) this usage.//! @def  __GECO_USE_SGI_ALLOCATORS //! @brief User-settable macros that control compilation. //! if defined, then the GECO will use older SGI-style allocators,//! instead of standard-conforming allocators,//! even if the compiler supports all of the language features needed//! for standard-conforming allocators.//! @def __GECO_NO_NAMESPACES//! @brief if defined, don't put the library in namespace//! geco, even if the compiler supports namespaces.//! @def  __GECO_NO_RELOPS_NAMESPACE //! @brief if defined, don't put the relational operator templates (>, <=. >=, !=) //! in namespace geco::rel_ops, even if the compiler supports namespaces //! and partial ordering of function templates.//! @def  __GECO_ASSERTIONS//! @brief if defined, then enable runtime checking through the __GECO_assert macro.//! @def  __GECO_SGI_THREADS//! @brief defined if this is being compiled for an SGI IRIX//! system in multithreaded mode, using native SGI threads instead of  pthreads,//! this is used only for SGI  specific system.//! @todo maybe not need,can be deleted//! @def  __GECO_WIN32THREADS//! @brief defined if this is being compiled on a WIN32 compiler in multithreaded mode.//! @def __GECO_PTHREADS//! @brief defined if we should use portable pthreads synchronization.//! @def __GECO_UITHREADS //! @brief defined if we should use UI / solaris / UnixWare threads synchronization.  //! UIthreads are similar to pthreads, but are based //! on an earlier version of the Posix threads standard.//! @def  _PTHREADS//! @brief if defined, use Posix threads for multithreading support.//! @def  _UITHREADS//! @brief if defined, use SCO/Solaris/UI threads for multithreading support//!  @def  _NOTHREADS //! @brief if defined, don't use GECO_GECO multithreading support. //!  @def  __GECO_USE_CONCEPT_CHECKS //!  enables some extra compile-time error//!  checking to make sure that user-defined template arguments satisfy//!  all of the appropriate requirements.  This may result in more//!  comprehensible error messages.  It incurs no runtime overhead.  This //!  feature requires member templates and partial specialization.//! @def _GECO_NO_CONCEPT_CHECKS//! @brief if defined, disables the error checking that//! we get from __GECO_USE_CONCEPT_CHECKS.//! @def  __GECO_USE_NEW_IOSTREAMS//! if defined, then the GECO will use new, standard-conforming iostreams//! (e.g. the <iosfwd> header).  If not defined, the GECO will use old cfront-style //! iostreams (e.g. the <iostream.h> header).//! @def __GECO_NO_BOOL //! @brief bool, true, and false, if defined.//! typename, as a null macro if it's not already a keyword.//! explicit, as a null macro if it's not already a keyword.//! @def __GECO//! @brief namespace-related macros//! @def __GECO_BEGIN_NAMESPACE//! @brief namespace-related macros//! @def __GECO_TRY//! @brief exception-related macros//! @def __GECO_UNWIND//! @brief exception-related macros//! @def __GECO_assert//! @brief either as a test or as a null macro, depending on//! whether or not __GECO_ASSERTIONS is defined.# if defined(_PTHREADS) && !defined(_NOTHREADS)#     define __GECO_PTHREADS# endif# if defined(_UITHREADS) && !defined(_PTHREADS) && !defined(_NOTHREADS)#     define __GECO_UITHREADS# endif//! SGI complier# if defined(__sgi) && !defined(__GNUC__)#   include <standards.h>#   if !defined(_BOOL)#     define __GECO_NO_BOOL#   endif#   if defined(_MIPS_SIM) && _MIPS_SIM == _ABIO32#     define __GECO_STATIC_CONST_INIT_BUG#   endif#   if defined(_WCHAR_T_IS_KEYWORD)#     define __GECO_HAS_WCHAR_T #   endif#   if !defined(_TYPENAME_IS_KEYWORD)#     define __GECO_NEED_TYPENAME#   endif#   ifdef _PARTIAL_SPECIALIZATION_OF_CLASS_TEMPLATES#     define __GECO_CLASS_PARTIAL_SPECIALIZATION#   endif#   if (_COMPILER_VERSION >= 730) && defined(_MIPS_SIM) && _MIPS_SIM != _ABIO32#     define __GECO_FUNCTION_TMPL_PARTIAL_ORDER#   endif#   ifdef _MEMBER_TEMPLATES#     define __GECO_MEMBER_TEMPLATES#     define __GECO_TEMPLATE_FRIENDS#     define __GECO_MEMBER_TEMPLATE_CLASSES#   endif#   if defined(_MEMBER_TEMPLATE_KEYWORD)#     define __GECO_MEMBER_TEMPLATE_KEYWORD#   endif#   if defined(_STANDARD_C_PLUS_PLUS)#     define __GECO_EXPLICIT_FUNCTION_TMPL_ARGS#   endif#   if (_COMPILER_VERSION >= 730) && defined(_MIPS_SIM) && _MIPS_SIM != _ABIO32#     define __GECO_MEMBER_TEMPLATE_KEYWORD#   endif#   if COMPILER_VERSION < 720 || (defined(_MIPS_SIM) && _MIPS_SIM == _ABIO32)#     define __GECO_DEFAULT_CONSTRUCTOR_BUG#   endif#   if !defined(_EXPLICIT_IS_KEYWORD)#     define __GECO_NEED_EXPLICIT#   endif#   ifdef __EXCEPTIONS#     define __GECO_USE_EXCEPTIONS#   endif#   if (_COMPILER_VERSION >= 721) && defined(_NAMESPACES)#     define __GECO_HAS_NAMESPACES#   endif #   if (_COMPILER_VERSION < 721) || \    !defined(__GECO_HAS_NAMESPACES) || defined(__GECO_NO_NAMESPACES)#     define __GECO_NO_EXCEPTION_HEADER#   endif#   if _COMPILER_VERSION < 730 || !defined(_STANDARD_C_PLUS_PLUS) || \      !defined(_NAMESPACES)#     define __GECO_NO_BAD_ALLOC#   endif#   if !defined(_NOTHREADS) && !defined(__GECO_PTHREADS)#     define __GECO_SGI_THREADS#   endif#   if defined(_LONGLONG) && defined(_SGIAPI) && _SGIAPI#     define __GECO_LONG_LONG#   endif#   if _COMPILER_VERSION >= 730 && defined(_STANDARD_C_PLUS_PLUS)#     define __GECO_USE_NEW_IOSTREAMS#   endif#   if _COMPILER_VERSION >= 730 && defined(_STANDARD_C_PLUS_PLUS)#     define __GECO_CAN_THROW_RANGE_ERRORS#   endif#   if _COMPILER_VERSION >= 730 && defined(_STANDARD_C_PLUS_PLUS)#     define __SGI_GECO_USE_AUTO_PTR_CONVERSIONS#   endif# endif //! sgi complier/** Jochen Schlick '1999  - added new #defines (__GECO)_UITHREADS (for*                         providing SCO / Solaris / UI thread support)*                       - added the necessary defines for the SCO UDK 7*                         compiler (and its template friend behavior)*                       - all UDK7 specific GECO changes are based on the*                         macro __USLC__ being defined*SCO Unix是在国内比较有名气的操作系统，因为他是当时能运行在Intel的平台之一，并且较早进入中国市场。它的历史可以追溯到MicroSoft开发的Xienx，Xienx是运行在Intel平台上的一种基于Unix V 6的系统，后来Xienx开发部门独立出来成立了SCO公司，并基于AT&T System VR3.2开发了SCO Unix，其最新的版本为增强了图形接口的SCO OpenServer 5.0.4。此时AT&T已经将它们负责Unix的部门USL(Unix系统实验室)，卖给了Novell公司，它们的Unix被更名为UnixWare ，但是Novell正逢经营问题，不得不将UnixWare再次卖给SCO。SCO之所以能占有市场，并不是其产品特别出色，而是因为在小型机特别昂贵的年代，对一些追求稳定的行业来说，使用SCO能在x86上运行，可以节约大量成本。因此早期的银行、金融行业的终端大多是使用SCO的。而最近SCO的名声越来越坏，只因被更加优秀且同样能运行于x86的Linux抢走大量份额，大家知道知道吃不饱的狗是会乱咬人的。不过可惜最后授权没强行推销出去几份，反而得了个$CO之名。而Novell在购买UnixWare之后的一个重要举动是将Unix商标赠送给一个非盈利的Unix组织X/Open，结束了USL与BSD以及其他厂商的纷争。*///! SCO UDK 7 compiler (UnixWare 7x, OSR 5, UnixWare 2x)# if defined(__USLC__)#     define __GECO_HAS_WCHAR_T #     define __GECO_CLASS_PARTIAL_SPECIALIZATION#     define __GECO_PARTIAL_SPECIALIZATION_SYNTAX#     define __GECO_FUNCTION_TMPL_PARTIAL_ORDER#     define __GECO_MEMBER_TEMPLATES#     define __GECO_MEMBER_TEMPLATE_CLASSES#     define __GECO_USE_EXCEPTIONS#     define __GECO_HAS_NAMESPACES#     define __GECO_USE_NAMESPACES#     define __GECO_LONG_LONG#     if defined(_REENTRANT)#           define _UITHREADS     /* if      UnixWare < 7.0.1 */#           define __GECO_UITHREADS//!   use the following defines instead of the UI threads defines when//!   you want to use POSIX threads//!#         define _PTHREADS      /* only if UnixWare >=7.0.1 *///!#         define __GECO_PTHREADS#     endif# endif//! GCC# ifdef __GNUC__#   define __GECO_MEMBER_TEMPLATES#   define __GECO_MEMBER_TEMPLATE_CLASSES#   define __GECO_TEMPLATE_FRIENDS#   define __GECO_CLASS_PARTIAL_SPECIALIZATION#   define __GECO_USE_EXCEPTIONS#   define __GECO_HAS_NAMESPACES# endif# if defined(__ICL) //! Intel compiler, which uses the EDG front end.#   define __GECO_LONG_LONG #   define __GECO_MEMBER_TEMPLATES#   define __GECO_MEMBER_TEMPLATE_CLASSES#   define __GECO_TEMPLATE_FRIENDS#   define __GECO_FUNCTION_TMPL_PARTIAL_ORDER#   define __GECO_CLASS_PARTIAL_SPECIALIZATION#   define __GECO_NO_DRAND48#   define __GECO_HAS_NAMESPACES#   define __GECO_USE_EXCEPTIONS#   define __GECO_MEMBER_TEMPLATE_KEYWORD#   ifdef _CPPUNWIND#     define __GECO_USE_EXCEPTIONS#   endif#   ifdef _MT#     define __GECO_WIN32THREADS#   endif# endif//! Mingw32, egcs compiler using the Microsoft C runtime# if defined(__MINGW32__)#   define __GECO_NO_DRAND48#   ifdef _MT#     define __GECO_WIN32THREADS#   endif# endif//! Cygwin32, egcs compiler on MS Windows# if defined(__CYGWIN__)#   define __GECO_NO_DRAND48# endif//! Microsoft compiler. # if defined(_MSC_VER) && !defined(__ICL) && !defined(__MWERKS__)//! Because of a Microsoft front end bug, we must not provide a//! namespace qualifier when declaring a friend function.#   define __GECO_QUALIFIER#   define __GECO_NO_DRAND48#   define __GECO_STATIC_CONST_INIT_BUG#   define __GECO_NEED_TYPENAME#   define __GECO_NO_USING_CLAUSE_IN_CLASS#   define __GECO_NO_FRIEND_TEMPLATE_CLASS #   define __GECO_NON_TYPE_TMPL_PARAM_BUG#   define __SGI_GECO_NO_ARROW_OPERATOR#   define __GECO_DEFAULT_CONSTRUCTOR_BUG#   ifdef _CPPUNWIND#       define __GECO_USE_EXCEPTIONS#   endif#   ifdef _MT#       define __GECO_WIN32THREADS#   endif//! 1000 is version 4.0, //! 1100 is 5.0, //! 1200 is 6.0.#   if _MSC_VER < 1100 #     define __GECO_NEED_EXPLICIT#     define __GECO_NO_BOOL#     define __GECO_NO_BAD_ALLOC#   endif#   if _MSC_VER > 1000//! c standard library header //!@see http://!blog.csdn.net/acmicpc123/article/details/50205729 for details#     include <yvals.h>#     define __GECO_DONT_USE_BOOL_TYPEDEF#   endif#   if _MSC_VER >= 1200#     define __GECO_PARTIAL_SPECIALIZATION_SYNTAX#     define __GECO_HAS_NAMESPACES#     define __GECO_CAN_THROW_RANGE_ERRORS#     define NOMINMAX#     undef min#     undef max//! disable warning 'initializers put in unrecognized initialization area'#     pragma warning ( disable : 4075 )//! disable warning 'empty controlled statement found'#     pragma warning ( disable : 4390 )//! disable warning 'debug symbol greater than 255 chars'#     pragma warning ( disable : 4786 )#   endif#   if _MSC_VER < 1100#     define __GECO_NO_EXCEPTION_HEADER#     define __GECO_NO_BAD_ALLOC#   endif# endif //! Microsoft compiler. # if defined(__BORLANDC__)#     define __GECO_NO_BAD_ALLOC#     define __GECO_NO_DRAND48#     define __GECO_DEFAULT_CONSTRUCTOR_BUG#   if __BORLANDC__ >= 0x540 /* C++ Builder 4.0 */#     define __GECO_CLASS_PARTIAL_SPECIALIZATION#     define __GECO_FUNCTION_TMPL_PARTIAL_ORDER#     define __GECO_EXPLICIT_FUNCTION_TMPL_ARGS#     define __GECO_MEMBER_TEMPLATES#     define __GECO_TEMPLATE_FRIENDS#   else#     define __GECO_NEED_TYPENAME#     define __GECO_LIMITED_DEFAULT_TEMPLATES#     define __SGI_GECO_NO_ARROW_OPERATOR#     define __GECO_NON_TYPE_TMPL_PARAM_BUG#   endif#   ifdef _CPPUNWIND#     define __GECO_USE_EXCEPTIONS#   endif#   ifdef __MT__#     define __GECO_WIN32THREADS#   endif# endif# if defined(__GECO_NO_BOOL) && !defined(__GECO_DONT_USE_BOOL_TYPEDEF)typedef int bool;#   define true 1#   define false 0# endif# ifdef __GECO_NEED_TYPENAME#   define typename# endif//!for example://!template <class _Result,//!class _Arg1 __GECO_DEPENDENT_DEFAULT_TMPL(_Result),//!class _Arg2 __GECO_DEPENDENT_DEFAULT_TMPL(_Arg1) ># ifdef __GECO_LIMITED_DEFAULT_TEMPLATES#   define __GECO_DEPENDENT_DEFAULT_TMPL(_Tp)# else#   define __GECO_DEPENDENT_DEFAULT_TMPL(_Tp) = _Tp# endif# ifdef __GECO_MEMBER_TEMPLATE_KEYWORD#   define __GECO_TEMPLATE template# else#   define __GECO_TEMPLATE# endif# ifdef __GECO_NEED_EXPLICIT#   define explicit# endif# ifdef __GECO_EXPLICIT_FUNCTION_TMPL_ARGS#   define __GECO_NULL_TMPL_ARGS <># else#   define __GECO_NULL_TMPL_ARGS# endif# if defined(__GECO_CLASS_PARTIAL_SPECIALIZATION) \|| defined (__GECO_PARTIAL_SPECIALIZATION_SYNTAX)#   define __GECO_TEMPLATE_NULL template<># else#   define __GECO_TEMPLATE_NULL# endif//! Use standard-conforming allocators if we have the necessary language//! features.  __GECO_USE_SGI_ALLOCATORS is a hook so that users can //! disable new-style allocators, and continue to use the same kind of//! allocators as before, without having to edit library headers.# if defined(__GECO_CLASS_PARTIAL_SPECIALIZATION) && \     defined(__GECO_MEMBER_TEMPLATES) && \     defined(__GECO_MEMBER_TEMPLATE_CLASSES) && \    !defined(__GECO_NO_BOOL) && \    !defined(__GECO_NON_TYPE_TMPL_PARAM_BUG) && \    !defined(__GECO_LIMITED_DEFAULT_TEMPLATES) && \    !defined(__GECO_USE_SGI_ALLOCATORS) #   define __GECO_USE_GECO_ALLOCATORS# endif# ifndef __GECO_DEFAULT_ALLOCATOR#   ifdef __GECO_USE_GECO_ALLOCATORS#     define __GECO_DEFAULT_ALLOCATOR(T) allocator< T >#   else#     define __GECO_DEFAULT_ALLOCATOR(T) alloc#   endif# endif//! __GECO_NO_NAMESPACES is a hook so that users can disable namespaces//! without having to edit library headers. //! __GECO_NO_RELOPS_NAMESPACE is a hook so that users can disable the//! geco::rel_ops namespace, keeping the relational operator template in namespace geco, //! without having to edit library headers.# if defined(__GECO_HAS_NAMESPACES) && !defined(__GECO_NO_NAMESPACES)#   define __GECO_USE_NAMESPACES#   define __GECO geco#   define __GECO_BEGIN_NAMESPACE namespace geco {#   define __GECO_END_NAMESPACE }#   if defined(__GECO_FUNCTION_TMPL_PARTIAL_ORDER) && \       !defined(__GECO_NO_RELOPS_NAMESPACE)#     define __GECO_USE_NAMESPACE_FOR_RELOPS#     define __GECO_BEGIN_RELOPS_NAMESPACE namespace geco { namespace rel_ops {#     define __GECO_END_RELOPS_NAMESPACE } }#     define __GECO_RELOPS geco::rel_ops#   else /* Use geco::rel_ops namespace */#     define __GECO_USE_NAMESPACE_FOR_RELOPS#     define __GECO_BEGIN_RELOPS_NAMESPACE namespace geco {#     define __GECO_END_RELOPS_NAMESPACE }#     define __GECO_RELOPS geco#   endif /* Use geco::rel_ops namespace */# else#   define __GECO #   define __GECO_BEGIN_NAMESPACE #   define __GECO_END_NAMESPACE #   undef  __GECO_USE_NAMESPACE_FOR_RELOPS#   define __GECO_BEGIN_RELOPS_NAMESPACE #   define __GECO_END_RELOPS_NAMESPACE #   define __GECO_RELOPS #   undef  __GECO_USE_NAMESPACES# endif//! Some versions of the EDG front end sometimes require an explicit//! namespace spec where they shouldn't.  This macro facilitates that.//! If the bug becomes irrelevant, then all uses of __GECO_QUALIFIER//! should be removed.  The 7.3 beta SGI compiler has this bug, but the//! MR version is not expected to have it.# if defined(__GECO_USE_NAMESPACES) && !defined(__GECO_QUALIFIER)#   define __GECO_QUALIFIER geco::# else#   define __GECO_QUALIFIER# endif# ifdef __GECO_USE_EXCEPTIONS#   define __GECO_TRY try#   define __GECO_CATCH_ALL catch(...)#   define __GECO_THROW(x) throw x#   define __GECO_RETHROW throw#   define __GECO_NOTHROW throw()#   define __GECO_UNWIND(action) catch(...) { action; throw; }# else#   define __GECO_TRY #   define __GECO_CATCH_ALL if (false)#   define __GECO_THROW(x) #   define __GECO_RETHROW #   define __GECO_NOTHROW #   define __GECO_UNWIND(action) # endif#ifdef __GECO_ASSERTIONS# include <stdio.h># define __GECO_assert(expr) \if (!(expr)){ fprintf(stderr, "%s:%d GECO assertion failure: %s\n",__FILE__,__LINE__,# expr);abort(); }#else# define __GECO_assert(expr)#endif# endif /* __GECO_CONFIG_H */